On-board diagnostic device



FIG. 1 is a top isometric view of an on-board diagnostic device, in accordance with our design;

FIG. 2 is a bottom isometric view of the on-board diagnostic device of FIG. 1;

FIG. 3 is a right side view of the on-board diagnostic device of FIG. 1;

FIG. 4 is a left side view of the on-board diagnostic device of FIG. 1;

FIG. 5 is a front view of the on-board diagnostic device of FIG. 1;

FIG. 6 is a rear view of the on-board diagnostic device of FIG. 1;

FIG. 7 is a top view of the on-board diagnostic device of FIG. 1; and,

FIG. 8 is a bottom view of the on-board diagnostic device of FIG. 1.

The broken lines shown are included for the purpose of illustrating porting of the on-board diagnostic device that form no part of the claimed design. 

CLAIM The ornamental design for an on-board diagnostic device, as shown and described. 